Arp 5

ARP 5 2015 May 15

Object:            ARP 5       (NGC 3664) Date:               2015 May 13
Peculiarity:    Low surface brightness spiral.
Constellation:           Leo Time & altitude: 21.45 UT     37º
Catalogue data: Seeing (5 high):                               3/5
            R.A:                11h 25m Transparency (5 high):                   3/5
            Dec:                +3º 20 Telescope:     0.5m f4.1  Dob.
            Magnitude:    13.2 Eyepiece:      17mm Ethos    x120                                                             8mm Ethos    x260
            Galaxy size (mins):  2 x 2 Filters:            None.


This is an inconspicuous, tiny streak of light aligned NE-SW, needing AV some of the time. I could not detect the loop which lies to the S of the ‘bar’. The brightest star in the drawing is 82 Leonis.